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The Major Tech MT332 Earth Resistance Clamp meter is used to test earth resistance and leakage current in the loop and features a sleek black screen design. This device displays resistance current on the same screen, along with convenient functions such as data storage, data review, alarm, and automatic shutdown. With a wide measuring range and high resolution, the MT332 ensures accurate measurements. Built with a shock, dust and moisture-proof structure, the MT332 is well-suited for demanding environments. Its user-friendly interface and convenient carry case make it a practical choice for various applications.
The instrument is known for its stable performance and strong anti-interference ability. It is an essential tool in telecommunications, electricity, meteorology, computer rooms, oil fields, and electromechanical installation and maintenance within industrial enterprises utilizing electricity as a power or energy source. Controlled by a microprocessor, the Clamp-On Earth Resistance Tester employs advanced fast filtering techniques to minimize interference, ensuring precise and reliable results. Additionally, it offers simultaneous data storage and upload functions for enhanced efficiency in testing procedures.
| Function | Range | Accuracy |
| Resistance | 0.010Ω-1200Ω | ±(1%+0.01Ω) |
| Current | 0.01mA-20.0A | ±(2.5%+0.1A) |
| Ambient Temperature and Humidity | 23°C ± 5°C below 75%RH | |
| Power Supply Measurement Method | DC 6V (4x AA batteries) Mutual Inductance | |
| Resistor Resolution | 0.001Ω | |
| Current Resolution | 0.01mA | |
| Jaw Size | 55mm x 32mm | |
| Display Mode | 4-digit LCD display, black screen design | |
| Meter Size | 285mm x 85mm x 58mm | |
| LCD Size | 46mm x 29mm | |
| Measure Time | 2 times/sec | |
| Data Storage | 300 groups | |
| Data Access | Yes | |
| Overflow Display | Yes | |
| Alarm Function | When the measured value exceeds the alarm setting value, an alarm prompt will be issued | |
| Automatic Shut-Down | Automatic shutdown after 5 minutes of startup | |
| Power Consumption | 50mA Max | |
| Weight | Meter: 1180g (including battery) | |
| Working Temperature and Humidity | -10°C～40°C below 80% RH | |
| Storage Temperature and Humidity | -20°C～60°C below 70% RH | |
| Insulation Resistance | Above 20MΩ (500V between circuit and case) | |
| Pressure Resistance | AC 3700V/rms (between circuit and case) | |
| External Magnetic Field | <40A/m | |
| External Electric Field | <1V/m | |
| Safety Regulations | IEC61010-1 (CAT III 300V, CAT IV 150V, pollution degree 2) IEC61010-031, IEC61557-1 (Earth resistance) |
Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's Warranty.
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This includes multiple products up to 5kg only.
Additional cost applies for orders over 5kg. Contact us for quotation.
